Many moons ago I bought a Yamaha Pacifica 812w (a superstrat); I quickly discovered that it had a really great pickup selector switch:
I love strats, but having played the Pacifica a bit I found I was only really using the neck pickup, the neck/mid inbetween (for when I wanted some strat quack), and the bridge humbucker. The bridge coil tap sounded thin and uninteresting, as did the mid pickup paralleled with one of the humbucker coils.
I also found myself yearning after a thicker, meatier sound (like a neck humbucker).
After much playing with it, I found a way of wiring the guitar to have the following options:
Hear it in action below
If you want to re-create this you can try to decode my wiring diagrams below. Good luck :-)